Threshold of Eternity (Part 3 of 3)

From Author Wars - https://authorwars.com/books/threshold-of-eternity-part-3-of-3-325451.html

Overview:

Title: Threshold of Eternity (Part 3 of 3)
Author: John Brunner
Year: 1958
Type: Serials

Editions/Publications:

Unknown. New Worlds Science Fiction, February 1958 (Unknown, John Brunner, Nova Publications Ltd., 2/-, 132 pages, digest, MAGAZINE)